baber/WOPTO huggingface dataset:
Patent JP-2000315357-A (JP)
Title: Demodulator of digital audio interface signal
Inventor: EMA NORIYUKI
IPC: G11B20/10
Filed: 2000-03-01
Abstract: PROBLEM TO BE SOLVED: To obtain a demodulator of a fully digitized digital audio interface signal. SOLUTION: This device is the demodulator (DDAp) of digital audio interface signal for demodulating the digital audio signal (Sda) added with a preamble (PA). In this case, based on both positive and negative edges of a reference clock (Src) not necessarily synchronized to the digital audio interface signal (Sdai) while having a frequency higher than twice the minimum inversion frequency (1/T) of the digital audio interface signal (Sdai), a modulation period (nT) of the digital audio interface signal (Sdai) is judged to produce a judgment signal (Sj). Further, the preamble (PA) is detected based on the judgment signal (Sj), then the digital audio signal (Sda) is demodulated from the judgment signal (Sj) based on the detected digital preamble (PA).
Patent JP-2001247615-A (JP)
Title: Propylene polymerization catalyst and process for producing propylene polymer
Inventor: ITO MASAAKI
IPC: C08F4/654
Filed: 2000-03-02
Abstract: PROBLEM TO BE SOLVED: To provide a catalyst capable of producing a propylene polymer desirable for a molding process such as a sheet, blow, or injection molding process and a process for producing a propylene polymer. SOLUTION: There is provided is a propylene polymerization catalyst comprising components A, B, and C. Component A: a solid polymerization component essentially consisting of titanium, magnesium, and a halogen and optionally containing an electron donor; component B: an organoaluminum compound component; and component C: an organic compound represented by general formula I (wherein R1 to R10 are each a substituent having at least one element selected from carbon, hydrogen, oxygen, a halogen, nitrogen, sulfur, phosphorus, boron, and silicon).
Patent JP-2001242233-A (JP)
Title: Gps receiver and gps receiving method
Inventor: HASEGAWA KOJI
IPC: G01C21/00
Filed: 2000-03-02
Abstract: PROBLEM TO BE SOLVED: To provide a GPS receiver shortening the positioning time of a GPS without waiting for periodic time information from a GPS satellite and reducing power consumption also in the case of shortening the positioning time. SOLUTION: This GPS receiver is provided with a GPS antenna part 9 for receiving signals comprising high accuracy signal frequency, from the GPS satellite; a GPS block 1 provided with a frequency generator for generating frequency, and using the frequency from the frequency generator to read orbit information stored in the signal from the GPS satellite, synchronously with the signal, and shifting into a stand-by state; and a GPS control block 2 provided with a timer function and shifting the GPS block 1 shifted into the stand-by state, into a starting state on the basis of the timer function.
Patent JP-2001248484-A (JP)
Title: Direct cylinder injection engine, control device and controlling method
Inventor: NOGI TOSHIJI
IPC: F02P15/02
Filed: 2000-02-29
Abstract: PROBLEM TO BE SOLVED: To solve a problem that exhaust NOx is increased when a stratified operation is continued when load is increased, in particular, because air-fuel mixture around an ignition plug is thick in a direct cylinder injection engine or flame transmission speed becomes slow as increasing the EGR in the case of one ignition plug, and combustion becomes instable while NOx can be reduced by adding EGR to uniform air-fuel mixture, or in the case of two ignition plugs against the combustion instability, a fuel consumption improving effect becomes insufficient. SOLUTION: The direct cylinder injection engine is provided with a fuel injection valve for injecting fuel into a combustion chamber formed between a cylinder head and a piston, an intake port part is opened to the combustion chamber, an intake valve is engaged to the intake port part, a plurality of ignition plugs are formed within the combustion chamber and ignite air-fuel mixture, an external EGR valve has an EGR quantity control function to a cylinder and an intake/exhaust control valve is characterized by having a plurality of air-fuel ratio mode settings and ignition mode settings.
Patent JP-2001251845-A (JP)
Title: Snubber capacitor
Inventor: NISHIURA SHINICHI
IPC: H01G2/04
Filed: 2000-03-06
Abstract: PROBLEM TO BE SOLVED: To provide a snubber capacitor, capable of reducing a wiring reactance value, ensuring high reliability, without damaging connecting means by fixing the connecting means together with a case, and attaining miniaturization of a device. SOLUTION: A capacitor element 1, whose section is oval is used so as to reduce the distance from a connection hole 3 to a case external wall in the direction of the capacitor and the connect means 2, is disposed on a line 11 which is moved in parallel from a parallel line 10 passing on or near the center of gravity of a snubber capacitor attaching surface 9, so as to be perpendicular to the attaching surface to eliminate swinging of a body to oscillation, thus it is possible to ensure reliability of fixing and connection. At least one of the connect hole 4 and the case 5 is a hole, having different vertical length from horizontal length so as to be adaptable with respect to terminal pitches of various switching elements.
Patent JP-2001242733-A (JP)
Title: Image recorder
Inventor: MIYASAKA TORU
IPC: G03G15/20
Filed: 2000-03-01
Abstract: PROBLEM TO BE SOLVED: To realize high-definition image recording, such as high color developing properties, high permeability during recording on an OHP sheet, together with stable fixing conditions which do not generate offsets. SOLUTION: The image recorder is provided with a control means capable of performing a fixing process for thermally fixing a paper sheet on which a toner image is formed, an OHP sheet, or the like in a plurality of stages in consideration of the kind of the paper sheet to be recorded, the image, and the image quality. A transportation means in provided for returning again recording paper fixed once to the fixing process. Furthermore, for the case of performing the fixing process in a plurality of stages, a control means in provided for controlling the fixing temperature to proper temperatures different from the case where fixing is terminated at a time. Furthermore, at double-sided recording, while controlling so that recording paper is transported and passed through the fixing process at least 3 times or more, the temperature and the transportation speed during passage of each fixing process are controlled.
Patent JP-2001247644-A (JP)
Title: Polyurethane binder and elastic pavement material prepared therewith
Inventor: KUWAMURA GORO
IPC: C08J5/00
Filed: 2000-03-08
Abstract: PROBLEM TO BE SOLVED: To provide a polyurethane binder composition and the elastic pavement material prepared therewith which is obtained by mixing the polyurethane binder with tips, being filled in a mold, and molded by heating and pressuring the elastic pavement material having a sufficient long allowable time, being excellent in heat-curing performance, and showing an excellent mat strength. SOLUTION: The polyurethane binder is a one-liquid curing polyurethane binder comprising a urethane prepolymer and a curing agent, wherein said urethane propolymer is obtained by reacting an organic polyisocyanate with an active hydrogen compound, having the isocyanate group at the molecular terminal; and said polyurethane binder contains 0.05 to 1.5% by mass of lead. The polyurethane binder can be used to produce the elastic pavement material.
Patent JP-2001258181-A (JP)
Title: Alarm for contract current limiter
Inventor: KANEZAKI HIROYA
IPC: H02J13/00
Filed: 2000-03-08
Abstract: PROBLEM TO BE SOLVED: To let the user know the fact that a contract current value is reached at a remote place in a house. SOLUTION: The alarm for contract current limiter comprises a current value measuring instrument disposed proximately to the downstream side of a contract breaker, a switch means for turning the circuit to the post-stage on when the measurement of the current measuring instrument reaches a contract current, an alarm signal generating section functioning upon turn on of the switch means, a section for transmitting a signal from the alarm signal generating section through an indoor wiring passage to the outside by means of a carrier, and an adaptor type apparatus being plugged in an indoor receptacle and generating an alarm sound based on a signal wave received from the signal transmitting section.
Patent JP-2001254864-A (JP)
Title: Solenoid valve
Inventor: KOGA YOJIRO
IPC: F16K31/06
Filed: 2000-03-08
Abstract: PROBLEM TO BE SOLVED: To reduce noises generated when a valve element closing by an electromagnetic force is seated on a valve seat. SOLUTION: A negative pressure from a negative pressure port 20 is introduced into a back pressure chamber 26 behind the valve element 24 to impart a braking force to the movement of the valve element 24 in the direction of the valve seat 29.
Patent JP-2001255459-A (JP)
Title: Af range-finding optical system
Inventor: SHIRAI MASAMI
IPC: G02B7/28
Filed: 2000-03-10
Abstract: PROBLEM TO BE SOLVED: To provide an AF range-finding optical system preventing AF performance from being lowered in the case of realizing the AF of a surveying machine having a light wave range finder. SOLUTION: The light wave range finder has a light transmitting system transmitting range-finding light through a telescope collimating a measurement object and a light receiving system receiving reflected light from the measurement object 16, is equipped with a means for detecting a focus state through the collimating telescope 10 and a control means 40 automatically focusing the collimating telescope based on the detected focus state. The focus detection means is a phase difference type focus detection means detecting a focusing position by a pair of images formed by luminous flux passing through a pair of different pupil ranges set on the objective lens of a collimating telescopic means and is set so as not to interfere with the component element of the light wave range-finder 20 in this AF range-finding optical system.
Patent JP-2001257075-A (JP)
Title: Hydrocarbon compound and electroluminescence element
Inventor: ISHIDA TSUTOMU
IPC: C07C43/21
Filed: 2000-03-10
Abstract: PROBLEM TO BE SOLVED: To provide an organic electroluminescence element that is superior in luminous efficiency and emits in high brightness. SOLUTION: These are a compound and an electroluminescence element using the compound as expressed in the formula (1-A), wherein X1 to X30 show each independently hydrogen atom, halogen atom, straight chain,branch, or cyclic alkyl group, straight chain, branch or cyclic alkoxy group, or substituted or non-substituted aryl group.
Patent JP-2001255570-A (JP)
Title: Camera shutter mechanism
Inventor: YOSHIDA RYUICHI
IPC: G03B9/10
Filed: 2000-03-13
Abstract: PROBLEM TO BE SOLVED: To provide a shutter mechanism of a camera using a surface acoustic wave actuator, and which is made small and compact in size. SOLUTION: Interdigital electrodes 33a, 33b, 34a and 34b for generating a surface acoustic wave are arranged on both front and rear surfaces of a piezoelectric substrate 32. Projections 35a and 37a constituting moving elements are separately formed on shutter blades 35 and 37, and the shutter blades are arranged across the substrate 32 so that the projection 35a may come into frictional contact with the 1st surface of the substrate 32 and the projection 37a may come into frictional contact with the 2nd surface of the substrate 32. The shutter blades 35 and 37 are separately supported so that they may be freely rotated around the pins 36 and 38 of a frame 31.  In the case of moving the shutter blades from the closed position to an open position shown in Fig. 7, a high frequency voltage is applied on the interdigital electrodes 34a and 34b so as to excite, then, the surface acoustic wave advancing upward is generated on the piezoelectric substrate 32, and then, the projections 35a and 37a in frictional contact with the substrate 32 are vertically moved downward.
Patent JP-2001267641-A (JP)
Title: Thermo-module
Inventor: YOSHIOKA TOYOKICHI
IPC: H01L35/32
Filed: 2000-03-14
Abstract: PROBLEM TO BE SOLVED: To provide a thermo-module which can fully display skeleton type functions without inserting an insulator. SOLUTION: The thermo-module is of a skeleton type having a plurality of p-type semiconductor elements and a plurality of n-type semiconductor elements which are alternately disposed and electrically connected in series with electrodes. At least, the electrode connecting one-side end faces of the p- and n-type semiconductor elements comprises a conductive part connected at one side to the p- and n-type semiconductor elements and an insulation part mounted on the other end of the conductive part.
Patent JP-2001262304-A (JP)
Title: Alloyed galvannealed steel sheet excellent in press- formability and its producing method
Inventor: TAIRA SHOICHIRO
IPC: C23C2/06
Filed: 2000-03-16
Abstract: PROBLEM TO BE SOLVED: To provide an alloyed galvannealed steel sheet having both of slidability and powdering resistance without a hard Fe alloy coating on the upper layer, and its producing method. SOLUTION: When the alloyed galvannealed steel sheet whose average value of Fe concentration on the surface of the coated layer is >= 8 wt.% and whose flattened part is 20-80% of the whole surface, the galvanizing treatment is applied on the steel sheet and the alloying heat treatment to the coated layer is applied. In the producing process for the galvannealed steel sheet, this steel sheet is brought into contact with oxidizing solution after the alloying heat treatment.
Patent JP-2001263309-A (JP)
Title: Fluid pressure cylinder with positioner
Inventor: FUKAMACHI TETSUYA
IPC: F15B15/28
Filed: 2000-03-21
Abstract: PROBLEM TO BE SOLVED: To provide a fluid pressure cylinder with a positioner, which can be compacted and control with high precision. SOLUTION: A position detecting mechanism 3 comprises a movable portion composed of a guide rod 11 and a cam rod 12; and a fixed portion composed of a guide member 13, a cam follower portion 14, an exchange means 15, a cover 16 and an attaching block 17. The cam rod 12 extends at a predetermined angle to a reciprocating direction of a piston rod 5, and is disposed in a space between both of the guide rods 11. The cam rod 12, the guide member 13, the cam follower 14 and the exchange means 15 are enveloped by the cover 16. A positioner 4 is attached on an upper surface of a cover 16, and the positioner 4 and the position detecting mechanism 3 form one unit. The position detecting mechanism 3 is attached on a cylinder body 2 by an attaching block 17.
Patent JP-2001268328-A (JP)
Title: Digital processing apparatus
Inventor: MOROI SHIYOUHEI
IPC: H04N7/173
Filed: 2000-03-22
Abstract: PROBLEM TO BE SOLVED: To efficiently use stored picture data without any waste, and also easily transmit the picture data to a plurality of destinations in a digital processing apparatus. SOLUTION: This digital processing apparatus is provided with a picture file storing part 13 for storing picture data in each picture file and a file control part 11 for controlling the handling of stored picture data according to a request transmitted from a client on a network 2. In this case, the picture file storing part 13 is provided with a folder 14 in which the picture data are stored so as to be classified, and attribute information including the address of the client being the distribution destination of the stored picture data can be registered. Then, when new picture data are stored in the folder 14, a prescribed information is notified to each registered distribution destination by a notifying means.
Patent JP-2001266752-A (JP)
Title: Back plate for plasma display panel and plasma display panel using the same
Inventor: KAGAMI TOSHIKAZU
IPC: H01J11/34
Filed: 2000-03-24
Abstract: PROBLEM TO BE SOLVED: To suppress defective display in driving a plasma display panel(PDP) and enable image display with a high quality. SOLUTION: A back plate 11 is equipped with at least a substrate 12, a plurality of address electrodes 14 formed thereon, and a dielectric layer 15 formed on the substrate, so as to cover the address electrodes 14. The said dielectric layer is constituted with at least glass frits and needle-like filler. Behavior of charges in the dielectric layer 15 becomes controllable, and this enables a high quality image display by controlling abnormal discharges and fusing at drive time of the PDP.
Patent JP-2001273190-A (JP)
Title: Method for recording variable length data in sdram recorder
Inventor: NAGASAWA TAKEHARU
IPC: G11C11/401
Filed: 2000-03-24
Abstract: PROBLEM TO BE SOLVED: To provide a method for recording to SDRAMs variable length data which is supplied consecutively by a large quantity like a radar video. SOLUTION: A [11,10] on the side of MSB compared with A [9...0] of a COLUMN address are assigned to an address bit for SDRAM block selection, and when the selection of one ROW address in an SDRAM block #1 is finished, a ROW address in an SDRAM block #2 is selected automatically. By adopting this constitution, an active command ACTV is issued to the next ROW address just before recording in one ROW address is finished. When the recording area of the former ROW address becomes full, data can be recorded in the next address continuously. Since data can be recorded across the ROW addresses, a large-amount of consecutive variable length data can be recorded without omission.
Patent JP-2001270018-A (JP)
Title: Composite sheet
Inventor: TSUJI TOMOKO
IPC: D04H1/40
Filed: 2000-03-27
Abstract: PROBLEM TO BE SOLVED: To provide a composite sheet having elastical stretchability even if a rubbery material such as a thermoplastic elastomer or the like is not used and having no sticky or slimy touch. SOLUTION: The composite sheet 2 is constituted of a nonwoven fabric 2 and a large number of elongated flexible continuous filaments 3 bonded to the nonwoven fabric 2 and unidirectionally extending parallelly in a mutually spaced apart state. A large number of restorable wrinkles 4, which extend in the direction crossing the filament extending direction, are continuously formed to the nonwoven fabric 2 and the continuous filaments 3 in one direction and, by unidirectionally shrinking the nonwoven fabric 2 and the continuous filaments 3 in a given ratio with respect to the unit length of the composite sheet in one direction before wrinkles 4 are formed to the nonwoven fabric 2 and the continuous filaments 3, the composite sheet 1 has elastical stretchability in one direction.
Patent JP-2001276903-A (JP)
Title: Method for manufacturing aluminized steel sheet of high workability, the plated layer of which has excellent anti-peeling resistance
Inventor: HIRATA KENTARO
IPC: C22C38/06
Filed: 2000-03-29
Abstract: PROBLEM TO BE SOLVED: In manufacturing aluminized steel sheet that uses aluminum killed steel or the like as the material, improvement is directed to securely enhance both sheet workability and plated layer's anti-peeling characteristics. SOLUTION: Low carbon content aluminum killed steel sheet that contains, in weight percent, 0.1% or less carbon, 0.05% or less aluminum, 0.003-0.02% nitrogen, and in addition, maintains an equation of N>=0.5 × aluminum weight % is plated in molten aluminum or aluminum alloy to produce aluminized steel plate material. Aluminized steel sheet so produced is then cold rolled at the reduction rate of 30-95%, followed by annealing at 450-650 deg.C not only to provide the sheet with high workability but also give its plated layer excellent anti-peeling resistance. It is also practicable on behalf of annealing, to heat up to and hold at a temperature range of 350-450 deg.C for a preset time and then resume heating up to and holding at a temperature range of 450-650 deg.C. Besides, it is suitable to have the skinpass rolled, or cold rolled at the reduction rate of 25% or less.
Patent JP-2001277409-A (JP)
Title: Illuminant decorative sheet and illuminant decorative molded article using the same
Inventor: SHIGETA HIROYASU
IPC: B32B7/02
Filed: 2000-03-29
Abstract: PROBLEM TO BE SOLVED: To provide an illuminant decorative sheet generating no leak of light in the periphery of an illumination pattern and having a high-grade feeling in its shading part, and an illuminant decorative molded article using the same. SOLUTION: In the illuminant decorative sheet wherein at least three layers, that is, a polarizing layer comprising an ink binder compounded with metal laminated flakes, a shading color layer having etched pattern and a light pervious color layer are laminated successively, the polarizing layer contains a metal laminated flakes in a compounding ratio of 0.5-25 weight % and is formed so as to cover all of the shading part and the illumination pattern.
Patent JP-2001275953-A (JP)
Title: Multiview endoscope
Inventor: TACHIHARA SATORU
IPC: A61B1/04
Filed: 2000-03-30
Abstract: PROBLEM TO BE SOLVED: To obtain a multiview endoscope capable of observing a wide angle visual field and a magnification variable magnified visual field at the same time. SOLUTION: First and second optical channels are formed to the endoscope and a wide angle observation optical system for observing the wide angle visual field of an intracoelomic object to be observed is provided to the first optical channel and a magnifying advance/retreat observation optical system capable of advancing and retreating in order to change the distance with the intracoelomic object to be observed and magnifying a part of the observation range due to the wide angle observation optical system to observe the same is provided to the second optical channel.
Patent JP-2001281547-A (JP)
Title: Zoom lens
Inventor: SATO HIROSHI
IPC: G02B15/20
Filed: 2000-03-30
Abstract: PROBLEM TO BE SOLVED: To provide a zoom lens suitably used for a digital still camera using a high pixel type CCD, having a variable power ratio of about 3 and having high image-forming performance. SOLUTION: This zoom lens is constituted of a 1st negative lens group, a 2nd positive lens group, a 3rd positive lens group and a 4th lens group in order from an object side, and the 4th lens group has at least one aspherical surface. In the case of zooming from a wide-angle end to a telephoto end, the 1st lens group is moved to an image side on an optical axis first, and moved to the object side by reversing its moving direction in the midst of zooming, the 2nd lens group is monotonously moved to the object side on the optical axis, the 3rd lens group is monotonously moved to the object side on the optical axis and the 4th lens group is fixed.  When it is assumed that f1 is the focal distance of the 1st lens group, f2 is the focal distance of the 2nd lens group and f3 is the focal distance of the 3rd lens group, the lens satisfies a conditional expression 0.95<|f1(1/f2+1/f3)|<2.25.
Patent JP-2001285306-A (JP)
Title: Verification method for matching of virtual connection
Inventor: BABA TAKESHI
IPC: H04L69/40
Filed: 2000-03-29
Abstract: PROBLEM TO BE SOLVED: To provide an easy detection method for mismatching of communication attribute for PVC channel which is set semi-fixedly in ATM networks. SOLUTION: Two nodes 'ATM switching system 10a and 10b' where are located in adjacency on the same virtual connection 20 exchange communication attribute data Aa and Ab, which are recognizable and common in each node, and check up matching of communication attribute A1 and A2 in each node. The result of checking is informed to maintenance terminal 1.